Triple

T11847490
Position Surface form Disambiguated ID Type / Status
Subject basketball at the 1964 Summer Olympics E281814 entity
Predicate timeZoneOfCompetition P30887 FINISHED
Object Japan Standard Time E2133 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Japan Standard Time | Statement: [basketball at the 1964 Summer Olympics, timeZoneOfCompetition, Japan Standard Time]

Disambiguation candidates (2 decisions)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Japan Standard Time
Context triple: [basketball at the 1964 Summer Olympics, timeZoneOfCompetition, Japan Standard Time]
  • A. Japan Standard Time chosen
    Japan Standard Time is the standard time zone used throughout Japan, set at nine hours ahead of Coordinated Universal Time (UTC+9) without daylight saving time.
  • B. Sakhalin Time
    Sakhalin Time is the time zone used on Russia’s Sakhalin Island, corresponding to UTC+11 hours.
  • C. Korea Standard Time
    Korea Standard Time is the time zone used on the Korean Peninsula, set at UTC+9 hours.
  • D. Hawaii–Aleutian Standard Time
    Hawaii–Aleutian Standard Time is the time zone used by Hawaii and part of the Aleutian Islands, typically 10 hours behind Coordinated Universal Time (UTC−10:00).
  • E. tzcode
    tzcode is the reference implementation of the time zone database, providing libraries and tools for handling time zone conversions and daylight saving time rules on Unix-like systems.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07 
Target predicate: timeZoneOfCompetition
Context triple: [basketball at the 1964 Summer Olympics, timeZoneOfCompetition, Japan Standard Time]
  • A. timeZoneOfVenue
    Indicates the time zone in which the specified venue is located or operates.
  • B. timeZoneOfHostCity chosen
    Indicates the time zone in which the host city of an event or entity is located.
  • C. timeZoneOfMainEvents
    Indicates the time zone in which the primary or main events associated with an entity occur.
  • D. timeZoneOfHomeCity
    Indicates the time zone in which a person's home city is located.
  • E. timezoneOfBroadcast
    Indicates the time zone in which a particular broadcast is scheduled or transmitted.
  • F. None of above.

Provenance (4 batches)

Stage Batch ID Job type Status
creating batch_69d6ab287ba48190a5178779fd19b9b7 elicitation completed
NER batch_69d8a65c72088190b8de9550c455b788 ner completed
NED1 batch_69f167a876048190aeeeccebae9e46ad ned_source_triple completed
PD batch_69d8a254a57481908a1e6ad97919c416 pd completed
Created at: April 8, 2026, 9:43 p.m.